Danfoss VLT AutomationDrive FC 302 Instruction Manual page 136

Warnings and Alarms
WARNING/ALARM 34, Fieldbus communication fault
The serial communication bus on the communication
option card is not working.
WARNING/ALARM 36, Mains failure
This warning/alarm is only active if the supply voltage to
the adjustable frequency drive is lost and 14-10 Mains
Failure is not set to [0] No Function. Check the fuses to the
adjustable frequency drive and line power supply to the
unit.
ALARM 38, Internal fault
When an internal fault occurs, a code number defined in
Table 9.2 is displayed.
Troubleshooting
Cycle power
Check that the option is properly installed
Check for loose or missing wiring
It may be necessary to contact Danfoss service or the
supplier. Note the code number for further trouble-
shooting directions.
9 9
No.
0
256–258
512
513
514
515
516
517
518
519
783
1024–1279 A CAN message that has to be sent could not be
1281
1282
1283
1284
1299
1300
1301
1302
1315
1316
1317
134
Text
Serial port cannot be initialized. Contact your
Danfoss supplier or Danfoss Service Department
Power EEPROM data is defective or too old
Control board EEPROM data is defective or too old
Communication timeout reading EEPROM data
Communication timeout reading EEPROM data
Application-oriented control cannot recognize the
EEPROM data.
Cannot write to the EEPROM because a write
command is on progress
Write command is under timeout
Failure in the EEPROM
Missing or invalid barcode data in EEPROM
Parameter value outside of min/max limits
sent
Digital signal processor flash timeout
Power micro software version mismatch
Power EEPROM data version mismatch
Cannot read digital signal processor software
version
Option SW in slot A is too old
Option SW in slot B is too old
Option SW in slot C0 is too old
Option SW in slot C1 is too old
Option SW in slot A is not supported (not allowed)
Option SW in slot B is not supported (not allowed)
Option SW in slot C0 is not supported (not
allowed)
Danfoss A/S © Rev. 2014-02-07 All rights reserved.
Instruction Manual
No.
1318
1379
1380
1381
1382
1536
1792
2049
2064–2072 H081x: Option in slot x has restarted
2080–2088 H082x: Option in slot x has issued a power-up wait
2096–2104 H983x: Option in slot x has issued a legal power-
2304
2305
2314
2315
2316
2324
2325
2326
2327
2330
2561
2562
2816
2817
2818
2819
2820
2821
2822
2836
3072–5122 Parameter value is outside its limits
5123
Text
Option SW in slot C1 is not supported (not
allowed)
Option A did not respond when calculating
platform version
Option B did not respond when calculating
platform version
Option C0 did not respond when calculating
platform version
Option C1 did not respond when calculating
platform version
An exception in the application-oriented control is
registered. Debug information written in LCP.
DSP Watch Dog is active. Debugging of power
part data, motor-oriented control data not
transferred correctly.
Power data restarted
up wait
Could not read any data from power EEPROM
Missing SW version from power unit
Missing power unit data from power unit
Missing SW version from power unit
Missing lo_statepage from power unit
Power card configuration is determined to be
incorrect at power-up
A power card has stopped communicating while
line power is applied
Power card configuration is determined to be
incorrect after the delay for power cards to
register
Too many power card locations have been
registered as present.
Power size information between the power cards
does not match.
No communication from DSP to ATACD
No communication from ATACD to DSP (state
running)
Stack overflow control board module
Scheduler slow tasks
Fast tasks
Parameter thread
LCP stack overflow
Serial port overflow
USB port overflow
cfListMempool too small
Option in slot A: Hardware incompatible with
control board hardware
MG37A222